Description of Keen Vail Boots - Kid's They'll be wishing for even more snow with the Vail from KEEN. Waterproof textile builds a durable upper design. The microfleece lining keeps toes warm through the chilliest of days. Features: Upper: Waterproof Textile Weight: 13.3 oz/ 377 grams Lining: Fleece Rubber: Non-marking rubber outsole Waterproof textile upper Microfleece lining Medial side zipper for easy on and off Grippy, non-marking rubber outsole.